CH134983A
(en )
1929-08-31
Fuse.
DK35340C
(en )
1925-12-07
Procedure for the production of tungsten filaments.
DK35678C
(en )
1926-02-22
Procedure for Manufacturing Perleessens.
DK33510C
(en )
1924-08-04
Procedure for the Production of Charcoal.
DK32999C
(en )
1924-03-24
Procedure for the manufacture of detonators.
GR540B
(en )
1924-01-02
MACHINE FOR THE MANUFACTURE OF CANDLES.
DK33649C
(en )
1924-09-08
Procedure for the production of decolorizing coal.
DK31060C
(en )
1923-01-02
Anode for Making Perconnections.
DK38751C
(en )
1928-05-07
Procedure for the manufacture of sewn-on footwear.
DK34156C
(en )
1925-02-16
Procedure for Making Soap.
ES82057A1
(en )
1923-04-01
Procedure for the manufacture of cellulose.
DK30505C
(en )
1922-10-23
Procedure for the production of artificial spinning.
DK35665C
(en )
1926-02-22
Procedure for the production of pure alumina.
ES84368A1
(en )
1923-05-16
Improvements in the methods of producing tungsten filaments.
DK30836C
(en )
1922-11-27
Procedure for the production of hollow artifacts.
DK34823C
(en )
1925-08-03
Procedure for the manufacture of enamelled articles.
ES85748A1
(en )
1923-08-01
Procedure for the manufacture of fertilizers.
ES95868A1
(en )
1926-05-16
Manufacturing procedure for new plasters.
DK33846C
(en )
1924-11-10
Remedy for Fleas.
DK34009C
(en )
1924-12-29
Procedure for the Manufacture of Footwear.
DK35592C
(en )
1926-02-08
Procedure for the manufacture of footwear for footwear.
ES84356A1
(en )
1923-05-16
Procedure for the manufacture of cement.
DK33395C
(en )
1924-06-30
Procedure for Manufacturing Steel.
ES114624A1
(en )
1929-10-01
Process for the manufacture of an improved tar.
ES86130A1
(en )
1923-12-01
New machine for the manufacture of conglomerates.